Ability to walk, stand, sit for extended periods, pull/push, carry, grasp, reach, crawl, stoop, crouch, and balance; Navigate varying site conditions, including steep slopes and rugged terrain; Ability to lift 50 pounds; Requires speaking, listening, understanding, and writing English; color determination, depth perception, clarity of vision, and 20/20 eyesight (corrected or uncorrected); Maintain a clean and organized work environment and personal appearance. Complete an employment application and satisfy all employment requirements, including pre-employment and annual physical, drug screen, and background clearance; Adhere to Clean Harbors' policies/procedures and maintain current OSHA 40, RCRA, DOT, and other training; Maintain a valid driver's license and clean driving record satisfactory to Clean Harbors and be approved to operate light-duty vehicles.